|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||405/129 ; 95/050|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 43 인용 특허 : 21|
A process and apparatus for purification and compression of raw landfill gas stream in a landfill to produce vehicle grade fuel. After the landfill gas stream is extracted and collected, all solids and significant moisture are removed in a pretreatment system prior to compression of the gas stream. The gas stream is then compressed to enhance the function of a membrane purification system. Additional moisture and compressor oil are removed. The gas stream is then heated to maintain any remaining moisture in vapor form. Volatile organic compounds and the ...
[ What is claimed is:] [1.] A process for purification and compression of raw landfill gas stream in a landfill to produce vehicle grade fuel for use in vehicles, the process comprising the steps of:a. extracting said raw landfill gas stream from said landfill with a gas collection blower;b. providing a knockout drum to remove solids and moisture from said landfill gas stream from said gas collection blower;c. partially drying said raw landfill gas stream and removing particulates;d. further drying said raw landfill gas stream with the particulates remov...